Clinical trial • Phase II|Phase IV • Nephrology|Immunology

MYCOPHENOLIC ACID for Kidney transplant|Renal insufficiency

Phase II|Phase IV trial of MYCOPHENOLIC ACID for Kidney transplant|Renal insufficiency. None/Not specified-controlled, adaptive. 18 participants.

Overview

Trial Therapeutic Area
Nephrology|Immunology
Trial Disease
Kidney transplant|Renal insufficiency
Trial Stage
Phase II|Phase IV
Drug Modality
Other antibody

Key dates

Initial CTIS Submission Date
29-07-2024
First CTIS Authorization Date
30-10-2024

Trial design

None/Not specified-controlled, adaptive Phase II|Phase IV trial across 1 site in France.

Comparator
None/Not specified
Adaptive
True, dose de-escalation adaptive design to identify the maximum tolerated/non-depleting dose (MTD) of rabbit anti-human T-lymphocyte immunoglobulin (Grafalon®). Primary adaptive decision rule based on occurrence of DLT defined by CD3+ T cell relative depletion >30% at Day 4; detailed stopping rules or escalation scheme not provided in the record.
Single Multiple Or Escalation Dose Combined
Yes
Target Sample Size
18
Trial Duration For Participant
365

Eligibility

Recruits 18 adults.

Pregnancy Exclusion
Pregnant or breast-feeding subjects,

Inclusion criteria

  • {"criterion_text":"- Age ≥ 18 years\n- Patient receiving first kidney transplantation"}

Exclusion criteria

  • {"criterion_text":"- History of opportunistic infection that required intensive care hospitalization in the two years preceding the transplant\n- Anti-HLA immunization (Flow PRA > or = 20%, presence of donor specific antibody before and/or at time of transplantation and with a positive CDC and FXM with historical and/or transplant day sera)\n- Multi-organ transplant\n- Previous transplant(s)\n- History of cancer\n- Thrombocytopenia < 50 000 platelets\n- Any active infections or Infection with Hepatitis C, B viruses or HIV\n- Pregnant or breast-feeding subjects,"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- The primary outcome for the de-escalation study is the DLT defined by a T cell (CD3+) relative depletion above 30 % compared to baseline (Day 0) at the end of the Grafalon® induction treatment (Day 4).","definition_or_measurement_approach":"DLT defined by a T cell (CD3+) relative depletion above 30% compared to baseline (Day 0) measured at the end of Grafalon® induction treatment (Day 4)."}

Secondary endpoints

  • {"endpoint_text":"- Toxicities: Incidence and grade for Adverse events (AEs), drug related AEs, drug related AE leading to dose reduction or discontinuation during treatment, SAE and SUSAR, according to CTCAE V5.0.","definition_or_measurement_approach":"Incidence and grade of AEs, drug-related AEs, dose-reduction/discontinuation events, SAEs and SUSARs graded and reported according to CTCAE V5.0."}
  • {"endpoint_text":"- Pharmacokinetic study including for each dose level the calculation of the plasmatic clearance evaluated by the AUC of Grafalon® at day 0 and day 4 and the trough level of Grafalon® at each visit until month-3.","definition_or_measurement_approach":"Plasmatic clearance calculated by AUC of Grafalon® at Day 0 and Day 4; trough Grafalon® levels measured at each visit until month 3."}
  • {"endpoint_text":"- The absolute count and proportion of different T and B cell subpopulations, NK cells, monocytes and neutrophils at each time point.","definition_or_measurement_approach":"Absolute counts and proportions of specified immune cell subpopulations measured at each scheduled time point."}
  • {"endpoint_text":"- Time to Transplant failure defined as the time since transplantation to either graft loss or death with a functioning graft. Return to dialysis or retransplantation defined graft loss. Overall survival defined as the time since transplantation to death. Time to kidney allograft acute rejection defined as the time since transplantation since to kidney allograft acute rejection.","definition_or_measurement_approach":"Time-to-event measures: transplant failure (graft loss or death with functioning graft; return to dialysis/retransplantation = graft loss), overall survival (time to death), and time to acute kidney allograft rejection (time from transplantation to documented acute rejection)."}
  • {"endpoint_text":"- The infection up to 1 year after transplantation defined by : -the onset of a severe bacterial infection: all bacterial infections leading to patient hospitalization) -or an opportunistic infection: all types of infections that occur only in patients with an immune system deficiency and never in healthy patients (i.e. pneumocystis, tuberculosis, cryptococcosis, candidosis, Kaposi sarcoma, herpesviridae infections, B EBV lymphoma, HTLV T leukemia, toxoplasmosis, cryptococosis, polyomavirus vir","definition_or_measurement_approach":"Infections up to 1 year post-transplant: severe bacterial infections leading to hospitalization and opportunistic infections as listed (e.g., pneumocystis, tuberculosis, cryptococcosis, candidosis, Kaposi sarcoma, herpesviridae, EBV-related lymphoma, HTLV-related leukemia, toxoplasmosis, polyomavirus, etc.)."}
  • {"endpoint_text":"- The atherosclerotic event up to 1 year after transplantation defined by major adverse cardiovascular events (MACE)","definition_or_measurement_approach":"Atherosclerotic events up to 1 year post-transplant defined by occurrence of MACE (major adverse cardiovascular events)."}
  • {"endpoint_text":"- The diagnosis of cancer up to 1 year after transplantation defined by all types and stages of post transplant solid organ, cutaneous or hematological malignancies","definition_or_measurement_approach":"Any post-transplant malignancy (solid organ, cutaneous or hematological) of any type or stage diagnosed within 1 year post-transplant."}
  • {"endpoint_text":"- Renal function at 1 year post transplant evaluated by estimated glomerular filtration rate (eGFR) calculated by the creatinine clearance according to the formula CKD-EPI : eDFG = 141 x min(Scr/k, 1)α x max(Scr/k, 1)-1.209 x 0.993âge x 1.018 [if female] x 1.159 [if African ethnicity]","definition_or_measurement_approach":"Renal function at 1 year assessed by eGFR calculated using the CKD-EPI formula as specified."}

Recruitment

Planned Sample Size
18
Recruitment Window Months
23
Consent Approach
Informed consent is obtained from adult participants (Age ≥ 18 years). Subject information and informed consent form (L1_SIS_and_ICF_adults) are provided; additional ICFs for pregnant partner/patient are present. Specific languages of the ICFs are not stated in the available record.

Geography

Total Number Of Sites
1
Total Number Of Participants
18

France

Earliest CTIS Part Ii Submission Date
14-10-2024
Latest Decision Or Authorization Date
30-10-2024
Processing Time Days
16
Number Of Sites
1
Number Of Participants
18

Sites

Site Name
CHU Besancon
Department Name
Nephrology
Principal Investigator Name
Jamal BAMOULID
Principal Investigator Email
jbamoulid@chu-besancon.fr
Contact Person Name
Jamal BAMOULID
Contact Person Email
jbamoulid@chu-besancon.fr

Sponsor

Primary sponsor

Full Name
Centre Hospitalier Regional Universitaire
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
France

Third parties

  • {"country":"France","full_name":"CHU de Besançon","duties_or_roles":"Monetary support","organisation_type":"Hospital/Clinic/Other health care facility"}
  • {"country":"","full_name":"Neovii Pharmaceuticals AG","duties_or_roles":"Monetary support","organisation_type":""}

Investigational products

Investigational Product Name
ANTITHYMOCYTE IMMUNOGLOBULIN (RABBIT)
Active Substance
MYCOPHENOLIC ACID
Modality
Other antibody
Routes Of Administration
INTRAVENIOUS INFUSION
Route
INTRAVENIOUS INFUSION
Maximum Dose
2940 mg

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